Liebert GXT2-4500RT230, GXT2-6000RT230 Remote Emergency Power Off, Repo switch connection diagram

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Communications

10.4Remote Emergency Power Off

The UPS is equipped with a Remote Emergency Power Off (REPO) connector.

The user must supply a means of interfacing with the REPO circuit to allow disconnecting the UPS input feeder breaker to remove all sources of power to the UPS and connected equipment to comply with national and local wiring codes and regulations.

REPO switch connection diagram

UPS ships with REPO jumper installed allowing the UPS to operate

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Opening the REPO connection will disable the UPS. Manual restart using the front panel is required after the REPO connection is closed again.

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Normally closed switch system (fail-safe)

! CAUTION

To maintain safety (SELV) barriers and electromagnetic compatibility, signal cables should be segregated and run separately from power cables.

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Contents GXT2-6000RT230& GXT2-4500RT230 Power AvailabilityPage Table of Contents Operating Instructions MaintenanceTroubleshooting SpecificationsImportant Safety Instructions Glossary of Symbols Introduction System Description Rectifier/Power Factor Correction PFC CircuitBattery Charger InverterBattery DC-to-DC ConverterDynamic Bypass Major Components Main Frame and ElectronicsGXT2, rear view Internal Battery PacksPower distribution boxes, basic, optional Removable Power Distribution BoxWHAT’S Included GXT2 Configuration ProgramRack-Mount UPS Installation Install the Main CabinetInstallation and Configuration Tower UPS InstallationQuantity Installing the Adjustable Rack-Mount Kit-Sold SeparatelyM4 nuts External Battery Cabinet Installation Distribution Box Electrical Connections Connect the Internal Batteries Using the External ConnectorConnect Input/Output Power StoragePD-CEHDWR and PD-CEHDWRBYP Terminal Block Connections Electrical specificationsInitial START-UP and Electrical Checks What You Will Need Configuration ProgramON/Alarm Silence/Manual Battery Test Button Controls and IndicatorsStandby/Manual Bypass Button Bypass Indicator LED Amber Load Level Indicators 4 Green, 1 AmberBattery Level Indicators 5 Green Fault Indicator LED RedBattery Recharge Mode Normal Mode OperationBattery Mode Operation Bypass Mode OperationDB-9 pin assignment Pin 4 Remote Shutdown on BatteryCommunications Interface Port CommunicationsUPS Intelligent Communications Repo switch connection diagram Remote Emergency Power OffMaintenance Internal BatteryInternal Battery Replacement AC Power Connections PD-CEHDWR-Manual Bypass Switch Available DisconnectReconnect Troubleshooting Indicator meaningsLED status Diagnosis/Audible alarm Troubleshooting guide Alarm conditions Troubleshooting guide cont’dBattery run times Auto-Learning Battery Run Times UPS specifications SpecificationsExternal battery cabinet specifications Model Number Power distribution specificationsSpecifications Page Technical Support/Service Company Behind the ProductsLocations